Toyota PRIUS 2008 Manual page 470

6-1. Specifications
Steering
Free play
Tires and wheels
Tire size
Front and rear tire inflation
pressure
(Recommended cold tire
inflation pressure)
Spare tire inflation pressure
(Recommended cold tire
inflation pressure)
Wheel size
Wheel nut torque
470
PRIUS_U_(L/O_0802)
Less than 1.2 in. (30 mm)
P195/55R16 86V, P185/65R15 86S,
T125/70D16 96M (spare)
Front tire:
35 psi (240 kPa, 2.4 kgf/cm
Rear tire:
33 psi (230 kPa, 2.3 kgf/cm
60 psi (420 kPa, 4.2 kgf/cm
16  6 JJ, 15  6 JJ, 16  4T (spare)
76 ft•lbf (103 N•m, 10.5 kgf•m)
2
or bar)
2
or bar)
2
or bar)